Ofcom data · 1,523 postcodes

SO16 broadband coverage — Southampton

Full-fibre, gigabit and superfast broadband availability across the SO16 postcode district, plus business broadband and leased-line options for Southampton.

Excellent coverage

Superfast (30Mb+)

97.6%

Ultrafast (300Mb+)

87.7%

Gigabit-capable

86.6%

Below USO (10Mb)

Check broadband at your exact SO16 postcode

District figures are an average — get the precise availability, full-fibre status and mobile signal for your address.

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Broadband in SO16

Broadband availability in the SO16 postcode district (Southampton) is Excellent — gigabit-capable full fibre is widely available. Across the 1,523 postcodes Ofcom measures in SO16, superfast broadband (30 Mbit/s or faster) reaches 97.6% of premises and gigabit-capable lines are available to 86.6%.

Around 0% of premises in SO16 fall below the Universal Service Obligation (a minimum of 10 Mbit/s download and 1 Mbit/s upload), so the overwhelming majority of homes and businesses here can already order a decent fixed line. For a business that depends on its connection, the figures that matter most are gigabit and full-fibre availability — the symmetric, low-contention services we quote leased lines and FTTP against.

Sample postcodes in SO16

Postcode	Superfast	Gigabit
SO16 0AA	0%	0%
SO16 0AD	0%	0%
SO16 0AE	100%	0%
SO16 0AF	100%	0%
SO16 0AH	100%	0%
SO16 0AJ	100%	100%
SO16 0AR	100%	0%
SO16 0AS	0%	0%
SO16 0AU	0%	0%
SO16 0AW	100%	0%

Business broadband & leased lines in Southampton

Whether the SO16 district has full fibre yet or not, we can connect your business. Where FTTP and gigabit are live we quote ultrafast full-fibre; where they aren't, a leased line still delivers guaranteed, symmetric speeds with an SLA. We also handle mobile coverage and VoIP for the same site.

Get a business broadband quote for SO16

Free, no obligation — full fibre, leased line or FTTC, matched to what's actually available at your postcode.

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Nearby SO districts

SO50 — 80.2% gigabit SO19 — 97.2% gigabit SO31 — 75.5% gigabit SO15 — 92% gigabit SO41 — 38% gigabit SO40 — 76.3% gigabit SO45 — 78.4% gigabit SO18 — 94.4% gigabit SO53 — 72.9% gigabit SO51 — 55.9% gigabit

See all Southampton (SO) broadband coverage ›

Frequently asked questions

What broadband speeds are available in the SO16 area (Southampton)?

In the SO16 area (Southampton), superfast broadband (30 Mbit/s+) is available to approximately 97.6% of premises and gigabit-capable broadband to around 86.6%, based on Ofcom Connected Nations data. Exact availability varies by postcode — enter your full postcode in our checker for a precise result.

Can I get full-fibre or gigabit broadband in the SO16 area (Southampton)?

Gigabit-capable coverage in the SO16 area (Southampton) stands at about 86.6% of premises. Where gigabit and full-fibre (FTTP) are live, businesses can order symmetric, low-latency connections — ideal for cloud, VoIP and multi-site working. If full fibre hasn't reached your premises yet, a leased line can still deliver guaranteed gigabit speeds.

How do I check broadband at my exact address in the SO16 area (Southampton)?

Use the free broadband postcode checker on this page: enter your postcode to see fixed-broadband availability, gigabit/full-fibre coverage and mobile signal for all four networks at that location, sourced from official Ofcom data.

Who provides business broadband in the SO16 area (Southampton)?

Most UK providers serve the SO16 area (Southampton) over the Openreach and (where present) CityFibre or Virgin Media networks. Connection Technologies arranges business broadband, full-fibre (FTTP) and leased lines across the area — request a quote to compare options for your postcode.

Broadband availability data © 2026 Ofcom (Connected Nations), licensed under the Open Government Licence v3.0. Figures are area averages and predictions; availability at an individual address may differ — always confirm with a postcode-level check.